*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #171717;
  --bg-2:      #1f1f1f;
  --bg-3:      #282828;
  --gold:      #c8a96e;
  --gold-lt:   rgba(200, 169, 110, 0.14);
  --gold-mid:  rgba(200, 169, 110, 0.30);
  --rose:      #e8a0a0;
  --green:     #8ab49e;
  --white:     #f5f0ea;
  --muted:     rgba(245, 240, 234, 0.52);
  --border:    rgba(245, 240, 234, 0.09);
  --radius:    12px;
  --radius-lg: 22px;
  --ease:      0.3s ease;
  --serif:     'Cormorant Garamond', Georgia, serif;
  --sans:      'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--sans);
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ── Utilities ─────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-lt);
  border: 1px solid var(--gold-mid);
  padding: 0.35em 1.1em;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 0.9rem;
}

.section-desc {
  color: var(--muted);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Buttons ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75em 2em;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--ease);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: #0d0d0d;
  border-color: var(--gold);
}
.btn-primary:hover {
  background: #d4b87a;
  border-color: #d4b87a;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(200, 169, 110, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
}
.btn-ghost:hover { color: var(--white); }

.btn-sm { padding: 0.5em 1.3em; font-size: 0.8rem; }

/* ── Nav ───────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.4rem 3rem;
  transition: background 0.4s ease, padding 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(23, 23, 23, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--border);
  padding: 0.9rem 3rem;
}

.nav__logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 600;
  flex-shrink: 0;
}
.nav__logo img {
  display: block;
  width: 3.5rem;
  height: 3.5rem;
  object-fit: cover;
  border-radius: 50%;
}
.nav__logo span { color: var(--gold); }

.nav__links {
  display: flex;
  list-style: none;
  gap: 0.1rem;
  margin: 0 auto;
}

.nav__link {
  display: block;
  padding: 0.4em 0.9em;
  font-size: 0.85rem;
  color: var(--muted);
  border-radius: 8px;
  transition: all var(--ease);
}
.nav__link:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.nav__cta { flex-shrink: 0; }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--ease);
}
.nav__burger.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* ── Hero ──────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 3rem 5rem;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}
.hero__glow--1 {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(200,169,110,0.28), transparent 70%);
  top: -260px; right: -160px;
}
.hero__glow--2 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(232,160,160,0.18), transparent 70%);
  bottom: -130px; left: -80px;
}
.hero__glow--3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(138,180,158,0.15), transparent 70%);
  top: 45%; left: 40%;
}

.hero__container { position: relative; z-index: 1; }

.hero__tag {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
}

.hero__title {
  font-family: var(--serif);
  font-style: bold;
  font-size: clamp(3.2rem, 9vw, 6.5rem);
  font-weight: 300;
  line-height: 1.04;
  margin-bottom: 0.6rem;
}
.hero__title em {
  font-style: italic;
  color: var(--gold);
  font-size: 3rem;
}

.hero__desc {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 460px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.stat__num {
  display: block;
  font-family: var(--serif);
  font-size: 2.6rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.2rem;
}

.stat__label {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
}

.hero__scroll-line {
  width: 1px;
  height: 64px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollPulse 2.2s ease infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.35; transform: scaleY(0.75); }
  50%       { opacity: 1;    transform: scaleY(1); }
}

/* ── Showcase / 3D ─────────────────────────────── */
.showcase { padding: 6rem 0 0; }

.model-slider {
  position: relative;
  margin: 3rem 4rem 0;
}

.model-slider__dots {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 1.4rem;
  min-height: 1rem;
}

.model-slider__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border);
  border: 1px solid rgba(245, 240, 234, 0.18);
  cursor: pointer;
  padding: 0;
  transition: background var(--ease), transform var(--ease);
}
.model-slider__dot.active {
  background: var(--gold);
  border-color: var(--gold);
  transform: scale(1.4);
}
.model-slider__dot:hover:not(.active) {
  background: var(--muted);
}

.model-slider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(23, 23, 23, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--ease), color var(--ease), opacity var(--ease);
  z-index: 10;
}
.model-slider__arrow:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.model-slider__arrow:disabled {
  opacity: 0.22;
  cursor: default;
  pointer-events: none;
}
.model-slider__arrow--prev { left: 1.5rem; }
.model-slider__arrow--next { right: 1.5rem; }

.model-wrap {
  position: relative;
  width: 100%;
  height: 72vh;
  min-height: 480px;
  max-height: 780px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

#three-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  transition: opacity 0.28s ease;
}
#three-canvas:active { cursor: grabbing; }

.model-hint {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
  background: rgba(23, 23, 23, 0.75);
  backdrop-filter: blur(12px);
  padding: 0.5rem 1.3rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  pointer-events: none;
  white-space: nowrap;
  transition: opacity 0.6s ease;
}
.model-hint.hidden { opacity: 0; }

.model-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.model-loading__spinner {
  width: 36px;
  height: 36px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.model-no-file {
  display: none;
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  background: rgba(23, 23, 23, 0.8);
  backdrop-filter: blur(10px);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  white-space: nowrap;
  pointer-events: none;
}
.model-no-file small { display: block; margin-top: 0.25rem; font-size: 0.72rem; }
.model-no-file code {
  font-size: 0.72rem;
  background: var(--bg-3);
  padding: 0.15em 0.45em;
  border-radius: 4px;
}

/* ── Catalog ───────────────────────────────────── */
.catalog { padding: 7rem 0; }

.catalog__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.product-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-mid);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}
.product-card--featured { border-color: rgba(200, 169, 110, 0.22); }

.product-card__img {
  height: 175px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-card__emoji { font-size: 3.8rem; }

.product-card__body { padding: 1.5rem; }

.product-card__name {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
  margin-bottom: 0.55rem;
}

.product-card__desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1.4rem;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-card__price {
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--gold);
}

.catalog__note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
}

/* ── Steps ─────────────────────────────────────── */
.order-steps {
  padding: 7rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.step { padding: 1.5rem; }

.step__num {
  font-family: var(--serif);
  font-size: 4.5rem;
  font-weight: 300;
  color: rgba(200, 169, 110, 0.18);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.step__title {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 0.7rem;
}

.step__desc {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

/* ── Contact ───────────────────────────────────── */
.contact { padding: 7rem 0; text-align: center; }

.contact__links {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1em 2.5em;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 1rem;
  transition: transform var(--ease), box-shadow var(--ease), filter var(--ease);
}
.contact-btn:hover { transform: translateY(-3px); }

.contact-btn--whatsapp {
  background: #25D366;
  color: #fff;
}
.contact-btn--whatsapp:hover {
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.35);
  filter: brightness(1.08);
}

.contact-btn--instagram {
  background: linear-gradient(135deg, #833ab4, #fd1d1d 50%, #fcb045);
  color: #fff;
}
.contact-btn--instagram:hover {
  box-shadow: 0 10px 30px rgba(253, 29, 29, 0.3);
  filter: brightness(1.08);
}

.contact__note {
  color: var(--muted);
  font-size: 0.85rem;
}

/* ── Footer ────────────────────────────────────── */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__logo {
  font-family: var(--serif);
  font-size: 1.3rem;
}
.footer__logo span { color: var(--gold); }

.footer__copy {
  font-size: 0.78rem;
  color: var(--muted);
}

.footer__socials { display: flex; gap: 1.25rem; }
.footer__socials a {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color var(--ease);
}
.footer__socials a:hover { color: var(--gold); }

/* ── Scroll-reveal ─────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ────────────────────────────────── */
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; }
  .hero__stats { gap: 2rem; }
}

@media (max-width: 700px) {
  .nav { padding: 1rem 1.5rem; }
  .nav.scrolled { padding: 0.8rem 1.5rem; }
  .nav__links {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 99;
  }
  .nav__links.open { display: flex; }
  .nav__links.open .nav__link { font-size: 1.4rem; color: var(--white); }
  .nav__cta { display: none; }
  .nav__burger { display: flex; }

  .hero { padding: 7rem 1.5rem 3.5rem; }
  .hero__stats { gap: 1.5rem; }
  .stat__num { font-size: 2rem; }

  .showcase { padding: 4rem 0 0; }
  .model-slider { margin: 2rem 1.5rem 0; }
  .model-wrap { height: 55vh; min-height: 380px; }
  .model-slider__arrow--prev { left: 0.75rem; }
  .model-slider__arrow--next { right: 0.75rem; }
  .model-no-file { white-space: normal; width: 90%; text-align: center; }

  .catalog { padding: 5rem 0; }
  .catalog__grid { grid-template-columns: 1fr; }

  .order-steps { padding: 5rem 0; }
  .contact { padding: 5rem 0; }

  .footer__inner { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}